'use strict';

Object.defineProperty(exports, '__esModule', { value: true });

function _interopDefault (ex) { return (ex && (typeof ex === 'object') && 'default' in ex) ? ex['default'] : ex; }

var path = _interopDefault(require('path'));
var minimatch = require('../minimatch/minimatch.js');
var index$1 = require('../path-is-absolute/index.js');

var alphasort_1 = alphasort;
var alphasorti_1 = alphasorti;
var setopts_1 = setopts;
var ownProp_1 = ownProp;
var makeAbs_1 = makeAbs;
var finish_1 = finish;
var mark_1 = mark;
var isIgnored_1 = isIgnored;
var childrenIgnored_1 = childrenIgnored;

function ownProp (obj, field) {
  return Object.prototype.hasOwnProperty.call(obj, field)
}




var Minimatch = minimatch.default.Minimatch;

function alphasorti (a, b) {
  return a.toLowerCase().localeCompare(b.toLowerCase())
}

function alphasort (a, b) {
  return a.localeCompare(b)
}

function setupIgnores (self, options) {
  self.ignore = options.ignore || [];

  if (!Array.isArray(self.ignore))
    self.ignore = [self.ignore];

  if (self.ignore.length) {
    self.ignore = self.ignore.map(ignoreMap);
  }
}

// ignore patterns are always in dot:true mode.
function ignoreMap (pattern) {
  var gmatcher = null;
  if (pattern.slice(-3) === '/**') {
    var gpattern = pattern.replace(/(\/\*\*)+$/, '');
    gmatcher = new Minimatch(gpattern, { dot: true });
  }

  return {
    matcher: new Minimatch(pattern, { dot: true }),
    gmatcher: gmatcher
  }
}

function setopts (self, pattern, options) {
  if (!options)
    options = {};

  // base-matching: just use globstar for that.
  if (options.matchBase && -1 === pattern.indexOf("/")) {
    if (options.noglobstar) {
      throw new Error("base matching requires globstar")
    }
    pattern = "**/" + pattern;
  }

  self.silent = !!options.silent;
  self.pattern = pattern;
  self.strict = options.strict !== false;
  self.realpath = !!options.realpath;
  self.realpathCache = options.realpathCache || Object.create(null);
  self.follow = !!options.follow;
  self.dot = !!options.dot;
  self.mark = !!options.mark;
  self.nodir = !!options.nodir;
  if (self.nodir)
    self.mark = true;
  self.sync = !!options.sync;
  self.nounique = !!options.nounique;
  self.nonull = !!options.nonull;
  self.nosort = !!options.nosort;
  self.nocase = !!options.nocase;
  self.stat = !!options.stat;
  self.noprocess = !!options.noprocess;
  self.absolute = !!options.absolute;

  self.maxLength = options.maxLength || Infinity;
  self.cache = options.cache || Object.create(null);
  self.statCache = options.statCache || Object.create(null);
  self.symlinks = options.symlinks || Object.create(null);

  setupIgnores(self, options);

  self.changedCwd = false;
  var cwd = process.cwd();
  if (!ownProp(options, "cwd"))
    self.cwd = cwd;
  else {
    self.cwd = path.resolve(options.cwd);
    self.changedCwd = self.cwd !== cwd;
  }

  self.root = options.root || path.resolve(self.cwd, "/");
  self.root = path.resolve(self.root);
  if (process.platform === "win32")
    self.root = self.root.replace(/\\/g, "/");

  // TODO: is an absolute `cwd` supposed to be resolved against `root`?
  // e.g. { cwd: '/test', root: __dirname } === path.join(__dirname, '/test')
  self.cwdAbs = index$1.default(self.cwd) ? self.cwd : makeAbs(self, self.cwd);
  if (process.platform === "win32")
    self.cwdAbs = self.cwdAbs.replace(/\\/g, "/");
  self.nomount = !!options.nomount;

  // disable comments and negation in Minimatch.
  // Note that they are not supported in Glob itself anyway.
  options.nonegate = true;
  options.nocomment = true;

  self.minimatch = new Minimatch(pattern, options);
  self.options = self.minimatch.options;
}

function finish (self) {
  var nou = self.nounique;
  var all = nou ? [] : Object.create(null);

  for (var i = 0, l = self.matches.length; i < l; i ++) {
    var matches = self.matches[i];
    if (!matches || Object.keys(matches).length === 0) {
      if (self.nonull) {
        // do like the shell, and spit out the literal glob
        var literal = self.minimatch.globSet[i];
        if (nou)
          all.push(literal);
        else
          all[literal] = true;
      }
    } else {
      // had matches
      var m = Object.keys(matches);
      if (nou)
        all.push.apply(all, m);
      else
        m.forEach(function (m) {
          all[m] = true;
        });
    }
  }

  if (!nou)
    all = Object.keys(all);

  if (!self.nosort)
    all = all.sort(self.nocase ? alphasorti : alphasort);

  // at *some* point we statted all of these
  if (self.mark) {
    for (var i = 0; i < all.length; i++) {
      all[i] = self._mark(all[i]);
    }
    if (self.nodir) {
      all = all.filter(function (e) {
        var notDir = !(/\/$/.test(e));
        var c = self.cache[e] || self.cache[makeAbs(self, e)];
        if (notDir && c)
          notDir = c !== 'DIR' && !Array.isArray(c);
        return notDir
      });
    }
  }

  if (self.ignore.length)
    all = all.filter(function(m) {
      return !isIgnored(self, m)
    });

  self.found = all;
}

function mark (self, p) {
  var abs = makeAbs(self, p);
  var c = self.cache[abs];
  var m = p;
  if (c) {
    var isDir = c === 'DIR' || Array.isArray(c);
    var slash = p.slice(-1) === '/';

    if (isDir && !slash)
      m += '/';
    else if (!isDir && slash)
      m = m.slice(0, -1);

    if (m !== p) {
      var mabs = makeAbs(self, m);
      self.statCache[mabs] = self.statCache[abs];
      self.cache[mabs] = self.cache[abs];
    }
  }

  return m
}

// lotta situps...
function makeAbs (self, f) {
  var abs = f;
  if (f.charAt(0) === '/') {
    abs = path.join(self.root, f);
  } else if (index$1.default(f) || f === '') {
    abs = f;
  } else if (self.changedCwd) {
    abs = path.resolve(self.cwd, f);
  } else {
    abs = path.resolve(f);
  }

  if (process.platform === 'win32')
    abs = abs.replace(/\\/g, '/');

  return abs
}


// Return true, if pattern ends with globstar '**', for the accompanying parent directory.
// Ex:- If node_modules/** is the pattern, add 'node_modules' to ignore list along with it's contents
function isIgnored (self, path) {
  if (!self.ignore.length)
    return false

  return self.ignore.some(function(item) {
    return item.matcher.match(path) || !!(item.gmatcher && item.gmatcher.match(path))
  })
}

function childrenIgnored (self, path) {
  if (!self.ignore.length)
    return false

  return self.ignore.some(function(item) {
    return !!(item.gmatcher && item.gmatcher.match(path))
  })
}

var common = {
	alphasort: alphasort_1,
	alphasorti: alphasorti_1,
	setopts: setopts_1,
	ownProp: ownProp_1,
	makeAbs: makeAbs_1,
	finish: finish_1,
	mark: mark_1,
	isIgnored: isIgnored_1,
	childrenIgnored: childrenIgnored_1
};

exports.__moduleExports = common;
exports.alphasort = alphasort_1;
exports.alphasorti = alphasorti_1;
exports.childrenIgnored = childrenIgnored_1;
exports.default = common;
exports.finish = finish_1;
exports.isIgnored = isIgnored_1;
exports.makeAbs = makeAbs_1;
exports.mark = mark_1;
exports.ownProp = ownProp_1;
exports.setopts = setopts_1;
//# sourceMappingURL=common.js.map